英语词汇“tunnel portal frame”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	tunnel portal frame
释义	tunnel portal frame 英?[?t?n?l ?p?:t?l freim] 美?[?t?n?l ?p?rtl frem] 释义洞门框行业词典铁道洞门框???
随便看	radiotropospheric duct radio true bearing radio true bearing, RTB radio tube radio-tube radiotube radio tube performance chart radio-tube performance chart radio tuner radiotungsten radio-tv radio-tvs radio twoer radio two way communication radio typewriter radio typewriter-facsimile set radiouinar synostosis radio-ulna radioulna radio-ulna (pl.radio-ulnae) radio-ulnar radioulnar radio-ulnar articulation radioulnar articulation radioulnar articulation,distal

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tunnel portal frame